Issue in class Loading for com.sun.msv.grammar.Grammar for WAS(WPS6.1) - Websphere

This is a discussion on Issue in class Loading for com.sun.msv.grammar.Grammar for WAS(WPS6.1) - Websphere ; Hi, I have portal.ear built in java 5.0. I have deployed the ear on WAS/wps 6.1
Ear is deployed properly. But while running the app, class laoding issue appears.
The log is below......
[12/23/08 16:35:27:580 IST] 00000065 ServletWrappe I SRVE0242I: ...